<header class="common-header">
  {{msg}}
  <img width="20" src="../../assets/img/南海气候.png" alt="">
  <hr>
  <a href="/index.html">login</a>
  <a href="/pages/home/home.html">home</a>
  <a href="/pages/archives/archives.html">archives</a>
  <a href="/pages/lodash/lodash.html">lodash</a>
  <hr>
  注意点:html中引入img的src只能用相对路径不能用绝对路径，切记！
</header>